In order for an object to be in static equilibrium
A. The net force equals zero
B. Both the net force and the net torque equal zero
C. Either the net force or the net torque equal zero
D. The net torque equals zero
Ans: B. Both the net force and the net torque equal zero
You might also like to view...
The velocity of a boat with respect to the water is 4.0 m/s at an angle of 30.0 degrees NORTH of WEST. The velocity of the water with respect to the ground is 8.0 m/s at an angle of 45 degrees SOUTH of EAST. What is the velocity of the boat with respect to the ground?
A. 4.7 m/s at 32 degrees SOUTH of WEST B. 4.3 m/s at 59 degrees SOUTH of EAST C. 8.3 m/s at 22 degrees SOUTH of WEST D. 9.8 m/s at 330 degrees SOUTH of EAST E. 8.3 m/s at 25 degrees SOUTH of WEST
Neptune and Uranus have a bluish tint because
A) at their distances, the Sun appears blue, the red absorbed by dust in the ecliptic. B) they are far away and distance makes objects appear bluish. C) their atmospheres contain methane, which absorbs red light. D) their atmospheres contain hydrogen and helium. E) ammonia ice reflects blue light better than any other color.
Which relative dating principle states that in an undeformed sequence of sedimentary rocks, each layer is older than the one above and younger than the one below?
A) original horizontality B) superposition C) cross-cutting D) inclusion
An object is located 2.6 m in front of a plane mirror. The image formed by the mirror appears to be
A) 1.3 m in front of the mirror. B) on the mirror's surface. C) 1.3 m behind the mirror's surface. D) 2.6 m in front of the mirror. E) 2.6 m behind the mirror's surface.